185 results about "Barcode reader" patented technology

Provided herein are methods of detecting a target nucleic acid of interest for spatial gene expression analysis in a sample using barcoded templated ligation probes.

The invention provides a blowing gas path anomaly detection method, and relates to the field of material sorting. The method comprises the following steps: in response to a detection request for a target blowing gas path, respectively moving a detection module and a code reader to a first preset position and a second preset position relative to the target blowing gas path; a pressure sensor and a sound sensor of the control detection module respectively collect an air pressure signal and a sound signal blown by the target blowing air path and control a code reader to collect air path information of the target blowing air path, and the collection moments of the air pressure signal, the sound signal and the air path information have a preset sequential relationship; evaluating a plurality of detection indexes of the target blowing gas path, wherein the detection indexes are obtained based on at least one of the air pressure signal and the sound signal; and in response to the fact that at least one detection index in the multiple detection indexes does not meet the evaluation standard, determining that the detection result of the target injection gas path is an abnormal result. The invention further provides a blowing gas path anomaly detection device and a material sorting system.

Multiple field of view (FOV) systems are disclosed herein. An example system includes a bioptic barcode reader having a target imaging region. The bioptic barcode reader includes at least one imager having a first FOV and a second FOV and is configured to capture an image of a target object from each FOV. The example system includes one or more processors configured to receive the images and a trained object recognition model stored in memory communicatively coupled to the one or more processors. The memory includes instructions that, when executed, cause the one or more processors to analyze the images to identify at least a portion of a barcode and one or more features associated with the target object. The instructions further cause the one or more processors to determine a target object identification probability and to determine whether a predicted product identifies the target object.

According to the three-dimensional warehouse conveying line material taking and warehousing mistake proofing method based on the WCS, a line body stacking machine discharging point is arranged at one end of a warehouse-out conveying line body, a line body manual feeding point and a line body stacking machine material taking point are arranged at the two ends of a warehouse-in conveying line body correspondingly, and a weighing height limiting detector and a first code reader are arranged at the line body manual feeding point; and a second code reader is arranged at a material taking point of the line body stacking machine. According to the invention, through the strong association of the material container code and the WCS task, the WCS matches the task in a task set mode at the feeding point, the situation of abnormal feeding caused by mismatching of a manual actual feeding sequence and a task issuing sequence is avoided, meanwhile, the advancing of the conveying line is controlled, the material is ensured to pass the inspection of the weighing height limiting device, and the working efficiency is improved. Feeding errors can be avoided from a feeding source; and secondary confirmation is carried out at the material taking point, so that material loss possibly occurring in the conveying process of the conveying line or warehousing abnormity caused by illegal replenishment of containers is avoided, material warehousing errors are isolated, and the material tracing cost is reduced.

The invention discloses an intelligent automobile wire harness detection system which comprises a mechanical positioning module, and the mechanical positioning module comprises an XYZ three-axis motion platform driven by a servo motor, an adjustable clamp system, a high-precision position sensor and a manipulator. The electrical detection module comprises a multi-channel conduction test unit, an insulation resistance test unit, a withstand voltage test unit, a short circuit detection unit and a signal integrity test unit; the visual detection module comprises a high-resolution industrial camera, a multi-angle light source system, an optical amplification system and a bar code / RFID reader; a control and data processing module; a man-machine interaction module; and a communication interface module. Through cooperation of multiple modules, comprehensive detection of key indexes such as continuity, insulativity, conductivity and assembly correctness of the wire harness is realized, the production quality and detection efficiency of the automobile wire harness can be effectively improved, and the labor cost and the quality risk are reduced.

The invention is applicable to the technical field of code readers, and provides a search focusing method and related equipment for a code reader, and the method comprises the steps: taking a first boundary value in a focusable range as an initial focal length based on the focusable range of the code reader, carrying out the focal length movement according to a first search step length, and sequentially obtaining an image definition score under each focal length; based on the image definition scores obtained in sequence, obtaining a focal length interval where the maximum peak value of the image definition scores is located; and taking the focal length interval as a target interval, sequentially selecting a set number of focal lengths from the target interval according to a second search step length, and respectively obtaining an image definition score under each focal length in the set number of focal lengths to determine the focal length with the maximum image definition score as the target focal length. According to the scheme, the time for automatic focusing can be effectively shortened while accurate focusing is achieved.

At least some embodiments described herein are directed to a machine vision method, which involves capturing both a two-dimensional (2D) image of an object to identify a barcode and determine 3D features, and a three-dimensional (3D) image of the environment. The 3D image data is examined for the presence of the 3D object features. If a feature is missing, a digital fault detection signal is provided. If a feature is present, at least one parameter of the machine vision system is adjusted. The method also includes decoding the barcode and determining the object's orientation based on the barcode location in the 2D image.

An inventory visibility management system utilizes fixed or motorized cameras to scan inventory bearing shelves in a backroom or warehouse of a store, as opposed to store shelves where merchandise is available for purchase, for inventory frequently to keep the system up to date on what boxes of inventory are on the shelf, what is in those boxes and where those boxes are on the shelf. The system may identify a bounding polygon around an identifier corresponding to the product and apply the bounding polygon to a machine-learned model, which may generate a high-resolution crop of the identifier as output. The system registers the identifier to the first bounding polygon and to a location associated with cameras that captured the plurality of low-resolution images. Upon receiving a request from a client device, the system may provide the location associated with the one or more cameras to the client device.

At least some embodiments of the present invention are directed to barcode readers having a housing with upper and lower portions, and a weigh platter. Additionally, the barcode readers include a first imaging assembly having a first imaging sensor, the first imaging assembly having a first field of view (FOV) directed through at least one of the substantially horizontal window or the substantially upright window of the housing, and a supplemental module removably coupled with at least one of the lower housing portion or the weigh platter. The supplemental module includes at least one supplemental imaging assembly having a supplemental imaging sensor having a supplemental FOV.

To achieve multifunctionality, a large number of components and the time and effort for implementing the components are required, which leads to an increase in the manufacturing cost and a reduction in yield. A matrix display portion and a matrix optical sensor portion are formed over one substrate. In addition, a driver circuit of the display portion and a driver circuit of the optical sensor portion formed over the same substrate as that for the display portion are built in one chip, whereby the number of components can be reduced. When the optical sensor is formed in a display panel, a barcode reader function or a scanner function can be given to the display panel. Furthermore, a function of authenticating fingerprints or the like or an input / output function of a touch sensor can be given to the display panel.

The anti-counterfeit detector allows to recognize authentic products (handbags) and to distinguish them from counterfeits. It is composed of 3 element chips allowing the recognition of branded products. - An electronic chip dedicated to the gates called Smart Electronic Chips for Gate (3) [Fig1], (1) [Fig2] - An electronic chip dedicated to the gates called Smart Electronic Chips for reader by waves for barcode scanner (2), (3) [Fig1], (2), (3) [Fig3] - An electronic chip dedicated to the gates called Smart Electronic Chips for barcode reader for barcode scanner (2) [Fig1] [Fig3] [Fig4] The control of counterfeiting is carried out thanks to the recognition / authentication of at least three of the criteria below: a. Recognition of an identical shape b. Recognition of an identical color c. Recognition of a specific sign

An object includes an NFC tag, which includes NFC data. The object also includes a barcode, which is an encoded representation of barcode data. When someone wants to access the NFC tag data, the object is presented to an object-reading system that includes both an NFC reader and a barcode reader. The barcode reader is used to read the barcode on the object in order to obtain the barcode data contained within the barcode. The barcode data is then used to establish a secure communication channel between the NFC tag in the object and the NFC reader. The NFC reader then utilizes the secure communication channel to read the NFC tag in the object.

To provide a calibration system and a calibration rack for an analyzer capable of efficiently calibrating the analyzer.SOLUTION: An analyzer 10 carries a feces sampling container 28 held in a sample rack 26 into a device main body and analyzes a sample in the feces sampling container 28. The analyzer includes: a calibration rack that holds a standard concentration liquid and in which standard concentration information of the standard concentration liquid is mounted; a reading device (a second barcode reader 22) that is disposed on a rack conveying path in the device main body and reads the standard concentration information mounted on the calibration rack; and a control device 40 that records a conversion formula for calculating concentration of a component to be analyzed in the sample from a measured value of the sample on the basis of the standard concentration information read by the reading device and the measured value using the standard concentration liquid. The calibration rack includes an information holding portion (card slot) that replaceably holds an information medium (standard concentration card) indicating the standard concentration information.SELECTED DRAWING: Figure 1

A method of recognizing a barcode by using a barcode reader (BCR) camera installed in a conveyor environment includes: obtaining, by using a BCR camera, a barcode image of a barcode on an object on a conveyor; obtaining a field of view of the BCR camera based on a conveyor environmental condition and a BCR camera setting condition; obtaining a moving distance of the object on the conveyor by using the field of view of the BCR camera, the conveyor environmental condition, and the BCR camera setting condition; generating a blur kernel of the barcode based on a moving direction of the object and the moving distance of the object; and deblurring the barcode image by using a pre-trained deblurring algorithm based on the blur kernel.

A method for operating a first device of a scanner system (10) is provided. The scanner system (10) includes a main device (12) and a scanning device (14) having a code reader (30), wherein the main device (12) and the scanning device (14) are wirelessly capable. The method includes the following by the first device: - searching for a second device of the scanner system (10), in particular a scanning device (14) of the scanner system (10) that advertises connections, - determining the received signal strength of signals received by the second device, - comparing the received signal strength with a cut-off limit for the strength, and - Initiate a wireless connection with the second device if the signal strength exceeds the cut-off limit. Furthermore, a method for operating a scanner system (10) and a scanner system (10) are provided.

This disclosure discusses techniques for marking a dental appliance. Tooth models and dental appliances are positioned on a transfer tray that is transported to a scanning station. The tooth model and the transfer tray each include an identification code. The scanning station includes a camera and a barcode reader to read the identification codes on the tooth model and the transfer tray, and these codes are associated with each other. The transfer tray is then moved to a marking station where a barcode reader reads the code on the transfer tray and then marks the dental appliance with an appropriate mark.

1. Name of the product in this design: Line Scan Intelligent Code Reader. 2. Purpose of this design: For reading one-dimensional and two-dimensional barcodes. 3. The key design feature of this product is its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

Methods and systems for establishing a bi-directional communication link between a host device and a barcode reader are disclosed herein. In an embodiment, the present invention enables a barcode reader to pair with a host device by way of advertising a unique identification code that is generated by the host device and passed thereto via a barcode. Responsive to detecting the unique identification code, the host device is operable to connect to the barcode reader.

A mobile barcode reader may include a housing having a defined exit window, a scan engine, a primary NFC antenna, and a secondary NFC antenna. The scan engine may be configured to read barcodes and positioned within a front portion of the housing with one or more imagers having a field-of-view extending out of the exit window. The primary NFC antenna may be disposed in a first plane extending in a longitudinal direction of the housing, the primary NFC antenna operably coupled with electronics of the mobile barcode reader to facilitate NFC reading. The secondary NFC antenna may be disposed proximate the front portion and extending in a second plane transverse to the longitudinal of the housing, and configured as a boosting antenna for the primary NFC antenna without being electrically coupled with the electronics of the mobile barcode reader. Related methods of operating and manufacturing are also disclosed.

Funding system, wherein the conveyor system has mobile units arranged one behind the other along a travel route, where a barcode is arranged at the bottom of the conveyor system, wherein a first barcode reader and a second barcode reader are attached to the underside of a first handset, wherein the conveyor system has a rotary table in the travel path, by which the orientation of the first mobile unit can be changed by a rotation angle, so that the first mobile unit moves along the travel path either in a first orientation or in a second orientation, wherein the barcode, when the first handset with the first orientation moves past, enters the sensitive area of ​​the first barcode reader and is thus detectable and / or is detected, and the barcode is spaced away from the sensitive area of ​​the second barcode reader, wherein the barcode, when the first handset with the second orientation moves past, enters the sensitive area of ​​the second barcode reader and is thus detectable and / or is detected, and the barcode is spaced away from the sensitive area of ​​the first barcode reader.

Configurations for a system, method, and device for reducing / eliminating erroneous barcode readings are disclosed. Reducing the erroneous barcode reads includes assessing the quality of insertion of a biologic sample card into a barcode reader. The quality of insertion of the biologic sample card may be determined by comparing the sensed barcode of the inserted biologic sample card to a previously scanned barcode stored in a historical data set of barcodes. The sensed barcode may not match any previously scanned barcode and alert a user to reinsert the biologic sample card to verify the sensed barcode from the previous insertion. Additionally, if the insertion quality is determined to be unsatisfactory, the user may be alerted to reinsert the biologic sample card.

To provide an image modulation method for determining image processing parameters for processing additional images efficiently in a barcode reader.SOLUTION: A method includes: obtaining a first image including an image area enclosing a barcode; selecting an image filter having a filter parameter; and iteratively processing the first image until a quality score satisfies an image modulation condition. A set of filters and associated filter parameters are determined for processing additional barcode images based on the image filter and the filter parameter corresponding to the quality score that satisfies the image modulation condition. During each iterative cycle, the image area is processed by the image filter having the filter parameter to generate a plurality of grayscale values, determine the quality score that measures the quality of two grayscale clusters grouping the grayscale values of the image area, and adjust the filter parameter of the image filter when the quality score does not satisfy the image modulation condition.SELECTED DRAWING: Figure 7

This invention provides a barcode reader assembly device, comprising: a calibration plate, a gripping assembly, a driving assembly, a mounting frame, and a tray. The mounting frame is used to load the barcode reader, and the calibration plate, the gripping assembly, and the barcode reader are arranged sequentially along the x-direction. The driving assembly is connected to the gripping assembly and is used to drive the gripping assembly to move in the x, y, and z directions, wherein the x-direction is perpendicular to the y and z directions. The tray is located on the side of the gripping assembly facing the barcode reader, and the tray provides at least one loading station for loading a lens. The gripping assembly is used to grip one lens and move it between the loading station and the barcode reader. This invention can improve the efficiency of barcode reader testing.

A workstation captures images of illuminated symbols with a solid-state imager. In an embodiment, the workstation includes a removable camera module in the workstation away from the imager. The camera module captures a secondary image through a window. The captured image of the illuminated symbol and the captured secondary image are independently processed.

1. Name of the product in this design: Water Resistance Testing Device for Industrial Products. 2. Application of this design: Used for dynamic water resistance testing of industrial products, suitable for products such as barcode readers and industrial control computers. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

A transfer device comprising an automatic opening unit of a box cover, the transfer device includes: a barcode reader for reading a barcode attached to a box accommodating a bobbin and having a cover; a conveyor unit for placing the box; a centering unit; a fork unit for chucking the cover of the box; a traveling drive unit; and a control unit. The control unit controls Z-axis centering of the fork unit in conjunction with the barcode reader and the distance sensor, X-axis centering of the fork unit in conjunction with the box detection sensor, and Z-axis elevation and Y-axis movement of the fork unit, respectively, to automatically control opening of the cover.

Systems and methods for adjusting an illumination intensity of a data capture device having an illumination assembly and an imaging assembly are disclosed. An example method includes detecting a lighting level of an environment and operating a lighting assembly in a first mode for a first time period, in a second mode for a second time period, and in a third mode for a third time period. The method further comprises: (i) in the first mode, providing a first illumination having a first intensity, (ii) in the second mode, storing energy in the energy storage element, and (iii) in the third mode, providing a third illumination at a third intensity higher than the first intensity. The controller controls the lighting assembly based on the lighting level to configure the lighting assembly for use in a first mode, a second mode, or a third mode.

Systems and methods related to a ticket vending machine are described herein. An example ticket vending machine includes a digital touch screen designed to output a user interface, the user interface designed to support at least one of an audio control, a tactile control, or combinations thereof, and a barcode reader. The ticket vending machine may also include a ticket dispenser including at least one of a smart card dispenser, a paper ticket printer, a receipt printer, or combinations thereof. The ticket vending machine may further include a fare validation system including a credit card terminal and a currency validation system, wherein the currency validation system includes a coin validation device, a currency hopper, and a bank note recycler. A housing is designed to house the digital touch screen, the barcode reader, the ticket dispenser, and the fare validation system for the ticket vending machine.

To provide an image modulation method for determining image processing parameters for processing additional images efficiently in a barcode reader.SOLUTION: A method includes: obtaining a first image including an image area enclosing a barcode; selecting an image filter having a filter parameter; and iteratively processing the first image until a quality score satisfies an image modulation condition. A set of filters and associated filter parameters are determined for processing additional barcode images based on the image filter and the filter parameter corresponding to the quality score that satisfies the image modulation condition. During each iterative cycle, the image area is processed by the image filter having the filter parameter to generate a plurality of grayscale values, determine the quality score that measures the quality of two grayscale clusters grouping the grayscale values of the image area, and adjust the filter parameter of the image filter when the quality score does not satisfy the image modulation condition.SELECTED DRAWING: Figure 7